Pleosporales » Didymellaceae » Platychora

Platychora ulmi

Platychora ulmi (J. Schröt.) Petr., Annls mycol. 23(1/2): 103 (1925).

≡ Sphaeria ulmi Schleich. ex Fr., Observ. mycol. (Havniae): 173 (1815).

           Index Fungorum number: IF 280985; Facesoffungi number: FoF 02431, Fig. 1

Description: see Hyde et al. (2016).

Material considered: see Hyde et al. (2016).

Fig. 1 Platychora ulmi (MFLU 16-1972). a Ascostromata on substrate. b Cross section of ascostromata. c Peridium. d, e Asci. f, g Ascospores. h Cross section of conidiomata. i Conidia attached to conidiogenous cell. j Conidia. Scale bars: b = 50 μm, c = 20 μm, d–g = 10 μm, h = 100 μm, i, j = 5 μm.

Importance and distribution

Platychora comprises two species. Platychora alni has been reported on leaves of Alnus species (Betulaceae) in Asia (Russia) and North America (Canada, New York). Platychora ulmi was found on Ulmus (Ulmaceae) in Europe (Germany, Poland, Sweden, Turkey, Ukraine, United Kingdom).

 

References

Hyde KD, Hongsanan S, Jeewon R, Bhat DJ et al. 2016 – Fungal diversity notes 367–490: taxonomic and phylogenetic contributions to fungal taxa. Fungal Diversity 80, 1–270.

Hyde KD, Jones EBG, Liu JK, Ariyawansa H et al. 2013 – Families of Dothideomycetes. Fungal Diversity 63, 1–313.

Winton LM, Stone JK, Hansen EM, Shoemaker RA. 2007 – The systematic position of Phaeocryptopus gaeumannii. Mycologia 99, 240–252.

 

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